Xiaomi Poco F4 vs Xiaomi Redmi K40 Gaming
Xiaomi Poco F4
Xiaomi Redmi K40 Gaming
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 38, 40, 41LTE frequency band 1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42
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5G network5G band 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA5G band 1, 3, 28, 41, 77, 78 SA/NSA/Sub6
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed11.52 Mbps5.76 Mbps
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LTE speedLTE-ALTE-A
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2022-062021-04
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Status2022-062021-04
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Design
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BuildGlass front (Gorilla Glass 5), glass backGlass front (Gorilla Glass 5), glass back (Gorilla Glass 5)
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height163.2 mm161.9 mm
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Width76 mm76.9 mm
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Thickness7.7 mm8.3 mm
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Weight195 g205 g
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Waterproof-IP53
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Splash resistantIP53-
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Dust proofIP53IP53
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Build features-Physical pop-up gaming triggers
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ColorsBlack, Green, SilverBlack, Gray, Silver, Yellow
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Display
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Display typeAMOLEDOLED
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Physical size6.67 inches6.67 inches
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Resolution1080 x 2400 pixels1080 x 2400 pixels
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Pixel density395 ppi395 ppi
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Display colors10737418241073741824
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ProtectionScratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 5Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 5
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Display features120Hz, HDR10+, Dolby Vision, 900 nits (HBM), 1300 nits (peak)120Hz, HDR10+, 500 nits (typ)
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Hardware
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CPUOcta-coreOcta-core
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CPUSingle-core 3.2 GHz Kryo 585Single-core 3.0 GHz Cortex-A78
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CPU(second)Triple-core 2.42 GHz Kryo 585Triple-core 2.6 GHz Cortex-A78
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CPU(third)Quad-core 1.8 GHz Kryo 585Quad-core 2.0 GHz Cortex-A55
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ChipsetQualcomm SM8250-AC Snapdragon 870 5GMediaTek MT6893 Dimensity 1200 5G
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GPUAdreno 650Mali-G77 MC9
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Internal storage128, 256 GB128, 256 GB
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Memory RAM6, 8, 12 GB6, 8, 12 GB
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Memory cardNoNo
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StorageUFS 3.1UFS 3.1
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OS
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OSAndroid 12, MIUI 13 for POCOAndroid 11, MIUI 12.5
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Main camera
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Camera typeTripleTriple
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Main camera(wide) , 64 MP, f/1.8 , 1/2.0" , 0.7 µm(wide) , 64 MP, f/1.7 , 1/2" , 0.7 µm, 26 mm
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(ultrawide) , 8 MP, f/2.2 , 119˚ , 1/4.0" , 1.12 µm(ultrawide) , 8 MP, f/2.2 , 120˚
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(macro) , 2 MP, f/2.4(macro) , 2 MP, f/2.4
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Primary camera resolution9280 x 6920 pixels9280 x 6920 pixels
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Primary camera video4K@30/60fps, 1080p@30/60fps4K@30fps, 1080p@30/60/120fps, 720p@960fps, HDR
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Primary camera flashLED flashdual-LED flash
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Camera featuresAutofocus, continuous shooting, digital zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocusAutofocus, continuous shooting, digital zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus
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Selfie camera
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Selfie camera typeSingleSingle
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Selfie camera(wide) , 20 MP, f/2.5 , 1/3.06" , 0.8 µm16 MP
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Selfie camera resolution-4608 x 3456 pixels
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Selfie camera featuresFace unlock, HDRFace unlock, HDR
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Selfie camera video1080p@30fps1080p@30fps, 720p@120fps
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Sound
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3.5mm jackNoNo
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LoudspeakerYes, with stereo speakersYes, with stereo speakers
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EarpieceYesYes
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Multimedia
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RadioNoNo
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11axWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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WLAN WiFi Dual BandYesYes
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USBType-C 2.0Type-C 2.0
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USB On-The-GoYesYes
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Bluetoothv5.2v5.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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InfraredYesYes
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NFCYes (market dependent)Yes
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GPSYes, with A-GPSYes, with dual-band A-GPS
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GLONASSYesYes
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GALILEOYesYes
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BDSYesYes
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QZSSYesYes
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NavICYesYes
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscopeAccelerometer, barometer, color spectrum, compass, fingerprint, gyroscope, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Po
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Battery capacity4500 mAh5065 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingQuick Charge 3+, 67W (100% in 38 min)Quick Charge 3+ (100% in 42 min)
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Tests and performance
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Antutu715000 (v9)724495 (v9)
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Geekbench(single-core)932 (v5.2)874 (v5.2)
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Geekbench(multi-core)3269 (v5.2)3574 (v5.2)
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Cost
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Price360 USD470 USD